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- /* m- file for gec63
- Copyright (C) 1986 Free Software Foundation, Inc.
-
- This file is part of GNU Emacs.
-
- GNU Emacs is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 1, or (at your option)
- any later version.
-
- GNU Emacs is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with GNU Emacs; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
-
-
- /* The following three symbols give information on
- the size of various data types. */
-
- #define SHORTBITS 16 /* Number of bits in a short */
-
- #define INTBITS 32 /* Number of bits in an int */
-
- #define LONGBITS 32 /* Number of bits in a long */
-
- /* GEC63 is big-endian: lowest numbered byte is most significant. */
-
- #define BIG_ENDIAN
-
- /* Define how to take a char and sign-extend into an int.
- On machines where char is signed, this is a no-op. */
-
- #define SIGN_EXTEND_CHAR(c) (((c)<<24)>>24)
-
- /* Say this machine is a 68000 */
-
- #define gec63
-
- /* Use an int to represent Lisp_Object */
-
- #define NO_UNION_TYPE
-
- /* GEC63 has alloca in the PW/ux63 library. */
- #define LIB_STANDARD -lPW -lc
- #define HAVE_ALLOCA
-
- /* Do not define LOAD_AVE_TYPE or LOAD_AVE_CVT
- since there is no /dev/kmem */
-
- #undef ADDR_CORRECT(x)
- #define NO_ARG_ARRAY
-
- #undef TERMCAP
- #define TERMINFO
-
- /* Define sizes of portions of a Lisp_Object. */
- #define VALBITS 22
- #define GCTYPEBITS 5
-
- #define VALAMASK (((1<<VALBITS) - 1)| 0xF0000000L)
-
- #define XTYPE(a) ((enum Lisp_Type) (((a) >> VALBITS) & GCTYPEMASK))
- #define XSETTYPE(a, b) ((a) = ((a) & VALAMASK) + ((int)(b) << VALBITS))
-
- #define XPNTR(a) ((a) & VALAMASK)
- #define XSETPNTR(a, b) ((a) = ((a) & ~VALAMASK) + ((b) & VALAMASK))
-
- #define XSET(var, type, ptr) \
- ((var) = ((int)(type) << VALBITS) + ((int) (ptr) & VALAMASK))
-
- /* Move some garbage-collector flag bits to different bit positions. */
- #define ARRAY_MARK_FLAG (1 << 27)
- #define DONT_COPY_FLAG (1 << 26)
-
- #define NO_REMAP
-